STIRITZ WILLIAM P

Director · Other reporting person · POST

As of 2026-09-16, STIRITZ WILLIAM P has 30 Form 4 transactions on record across 1 company — 18 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Trades by company

POST · 30 trades
2026-09-02: Sale, 277,707 sh ($23.4M)2026-09-02: Sale, 228 sh ($19K)2026-09-01: Sale, 99,990 sh ($8.4M)2026-09-01: Sale, 6,207 sh ($525K)2025-12-18: Disposition, 170,001 sh ($17.3M)2025-12-18: Option exercise, 170,001 sh2025-12-18: Option exercise, 170,001 sh2025-12-18: Option exercise, 170,001 sh2025-12-18: Option exercise, 170,001 sh2025-12-17: Disposition, 10,703 sh ($1.1M)2025-12-17: Option exercise, 10,703 sh2025-12-17: Option exercise, 10,703 sh2025-12-17: Option exercise, 10,703 sh2025-12-17: Option exercise, 10,703 sh2025-12-16: Award / grant, 58 sh ($6K)2025-11-28: Award / grant, 107 sh ($11K)2025-10-31: Award / grant, 107 sh ($11K)2025-09-30: Award / grant, 103 sh ($11K)2025-08-29: Award / grant, 98 sh ($11K)2025-08-19: Purchase, 36,000 sh ($3.9M)2025-07-31: Award / grant, 105 sh ($11K)2025-06-30: Award / grant, 102 sh ($11K)2025-06-05: Purchase, 186,740 sh ($20.4M)2025-05-30: Award / grant, 100 sh ($11K)2025-04-30: Award / grant, 98 sh ($11K)2025-03-31: Award / grant, 95 sh ($11K)2025-02-28: Award / grant, 98 sh ($11K)2025-02-04: Award / grant, 2,500 sh ($0)2025-01-31: Award / grant, 105 sh ($11K)2024-12-31: Award / grant, 97 sh ($11K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-02POSTSale277,707 @ $84.23$23.4M−99.9% of holding228Form 4
2026-09-02POSTSale228 @ $85.01$19K−100.0% of holding0Form 4
2026-09-01POSTSale99,990 @ $83.54$8.4M−26.0% of holding284,142Form 4
2026-09-01POSTSale6,207 @ $84.63$525K−2.2% of holding277,935Form 4
2025-08-19POSTPurchase36,000 @ $109.53$3.9M+0.8% of holding4,334,667Form 4
2025-06-05POSTPurchase186,740 @ $109.11$20.4M+4.5% of holding4,298,667Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-12-18POSTDisposition170,0014,334,667Form 4
2025-12-18POSTOption exercise170,0010Form 4
2025-12-18POSTOption exercise170,0014,504,668Form 4
2025-12-18POSTOption exercise170,0010Form 4
2025-12-18POSTOption exercise170,0014,504,668Form 4
2025-12-17POSTDisposition10,7034,334,667Form 4
2025-12-17POSTOption exercise10,703170,001Form 4
2025-12-17POSTOption exercise10,7034,345,370Form 4
2025-12-17POSTOption exercise10,703170,001Form 4
2025-12-17POSTOption exercise10,7034,345,370Form 4
2025-12-16POSTAward / grant58180,722Form 4
2025-11-28POSTAward / grant107180,638Form 4
2025-10-31POSTAward / grant107180,543Form 4
2025-09-30POSTAward / grant103180,447Form 4
2025-08-29POSTAward / grant98180,357Form 4
2025-07-31POSTAward / grant105180,274Form 4
2025-06-30POSTAward / grant102180,157Form 4
2025-05-30POSTAward / grant100180,055Form 4
2025-04-30POSTAward / grant98179,969Form 4
2025-03-31POSTAward / grant95179,906Form 4
2025-02-28POSTAward / grant98179,830Form 4
2025-02-04POSTAward / grant2,5004,111,927Form 4
2025-01-31POSTAward / grant105179,822Form 4
2024-12-31POSTAward / grant97179,703Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

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